<class 'pandas.core.frame.DataFrame'>
Index: 3606 entries, A to TPG
Data columns (total 6 columns):
# Column Non-Null Count Dtype
--- ------ -------------- -----
0 roe 3352 non-null float64
1 date 3540 non-null object
2 pb 3540 non-null float64
3 marketcap 3540 non-null float64
4 date 3541 non-null object
5 price 3541 non-null float64
dtypes: float64(4), object(2)
memory usage: 197.2+ KB